/////////////////////////////////////////////////////////////////////////////// 
// Copyright (C) 2002-2023, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2023 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
///////////////////////////////////////////////////////////////////////////////

using Teigha.Core;
using Teigha.TD;

namespace SmartPlant.OdDrawingsLib.ExSelection
{
    public class OdExTopLevelSelectionReactor : OdGsSelectionReactor
    {
        private OdDbObjectIdArray m_selected;
        private OdDbObjectId m_spaceId;
        public OdExTopLevelSelectionReactor(OdDbObjectIdArray s, OdDbObjectId id)
        {
            m_spaceId = id;
            m_selected = s;
        }
        public override bool selected(OdGiDrawableDesc pDrawableDesc)
        {
            OdGiDrawableDesc pDesc = pDrawableDesc;
            if (pDesc.pParent != null)
            {
                // we walk up the GS node path to the root container primitive
                // to avoid e.g. selection of individual lines in a dimension 
                while (((OdGiDrawableDesc)pDesc.pParent).pParent != null)
                    pDesc = (OdGiDrawableDesc)pDesc.pParent;
                if (pDesc.persistId != null && new OdDbObjectId(((OdGiDrawableDesc)pDesc.pParent).persistId).IsEqual(m_spaceId))
                {
                    pDesc.markToSkip(true); // regen abort for selected drawable, to avoid duplicates
                    OdDbObjectId id = new OdDbObjectId(pDesc.persistId);
                    if (!m_selected.Contains(id))
                    {
                        m_selected.Add(id);
                    }
                }
                return true;
            }
            return false;
        }
        // this more informative callback may be used to implement subentities selection
        public override uint selected(OdGiPathNode arg0, OdGiViewport arg1)
        {
            return OdGsSelectionReactor.kNotImplemented;
        }
    };

}